Gaucher disease (GD, (OMIM #230800, #230900, #231000) is a rare lysosomal autosomal recessive disorder due to a deficiency of glucocerebrosidase (Enzyme Commission number EC 3.2.1.45), a lysosomal enzyme, or more rarely, its activator (saposin C) [1]. This evidence concerns the gene GBA1 and Gaucher disease.